List of the basic functions:
-h, --help display this help and exit.
-V, --version output version information and exit.
-v, --verbose verbose output. Use twice for more verbose.
-d --debug print debug info. Use 2x or 3x for more debug info.

List of the internal's debugger' s functions:
-G --gdb-dump=FILE copy the gdb's output in a file.
-s --string-dump=FILE copy the vulnerables strings in a file.

List of the debugger's functions:
-p --port=NUM The listening TCP port of the debugger.
-P --pid=NUM the pid of the program you want to debug.
-i --input=FILE file which contains the strings used to break.